Ecco the Dolphin Game System: Sega Genesis 32X Cheat Category: Level codes Game Company: Sega Game Category: Puzzle Hint, Cheat, Walkthrough:   Ecco the Dolphin ================ Immortality - Get a level start screen by using the password system. Hold START and A together until the level begins. The game will pause. Release A and unpause with START. Sharkfin Code - When you start the game, swim to the left to acess the Password screen. When you are there, put in the code, SHARFIN. Press START, and the description will tell taht you are in the lagoon area. Your sonar will now freeze jellyfish, and you will have no need to come up for air. Unlimited Air Supply - Plug in the password LIFEFISH then press START to begin the game. You now have unlimited air and the breath meter never moves. Level Passwords: The Vents - UZGBLFBR The Lagoon - HPANEEIZ Ridge Water - OKNUEEIV Hard Water - LCFRHEIC Cold Water - IQONHEIS Island Zone - YAZREEIE Deep Water - FZLZEEIE Marble Sea - ZKKDHEIZ Deep City - FJSAHEIZ City Forever - EUXLHEIZ Origin - XLOTKBII Trillibite - FKIXKBIN Dark Water - MYGALBK The Tube - FWEPAAIC The Machine - YENLAAII A British Sega magazine lists the following codes: Level 9 - ONPHNOFD Level 10 - UPBLKOFY Level 11 - TPOSKOFR Level 12 - ACNWMOFQ Level 13 - NEJZMOFE Level 14 - XBYRMOFS Level 15 - HRDDNOFL Level 16 - BKUGQLFR Level 17 - FBPKQLFL Level 18 - CJIOQLFN Level 19 - CUBSQLFU Level 20 - PZMTVML Level 21 - UXAMZIMW Sega Visions magazine lists the following codes: The Machine - NNNNNNNN Under caves - AAAAAAAA Origin Beach - NNNNAAAA Hard water - ANANANAN or NANANANA Dark water - NNAANNAA The Vents - AANNAANN Deep City - AANNNNAA Jurassic Beach - MDEBRCBO Pteranoden Pond - JNXFRCBS Trilobite Circle - ZINNRCBB City of Forever - DETSWCIY The Tube - BGAPAAIE The Last Fight - DKPWBAIH